Asolution of salt water is boiled. the water evaporates and solid salt remains. which statement is true? a. the salt and the water have both undergone chemical changes. b. the salt has undergone a physical change, and the water has undergone a chemical change. c. the salt and the water have both undergone physical changes. d. the salt has undergone a chemical change, and the water has undergone a physical change.

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .

Compare and contrast physical changes with chemical changes.